1152953123543 has 16 divisors (see below), whose sum is σ = 1248129775200. Its totient is φ = 1058708206080.

The previous prime is 1152953123521. The next prime is 1152953123557. The reversal of 1152953123543 is 3453213592511.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1152953123543 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1152953123494 and 1152953123503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1152953123573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5629523 + ... + 5830731.

It is an arithmetic number, because the mean of its divisors is an integer number (78008110950).

Almost surely, 2^{1152953123543} is an apocalyptic number.

1152953123543 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1152953123543 is a deficient number, since it is larger than the sum of its proper divisors (95176651657).

1152953123543 is a wasteful number, since it uses less digits than its factorization.

1152953123543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203522.

The product of its digits is 486000, while the sum is 44.

The spelling of 1152953123543 in words is "one trillion, one hundred fifty-two billion, nine hundred fifty-three million, one hundred twenty-three thousand, five hundred forty-three".